fzus61 kbuf 192003
glflo 
expires:202603200300;;969772

open lake forecast for lake ontario
national weather service buffalo ny
403 pm edt thu mar 19 2026

for waters beyond five nautical miles of shore on lake ontario

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.

.synopsis...following the passage of a warm front, a 30.2 inch high 
will build across the great lakes through this evening. a 29.8 inch 
low will track from the upper great lakes to the lower great lakes 
friday, before a 30.0 inch high becomes briefly established 
saturday. another 29.6 inch wave of low pressure will cross the 
lower great lakes sunday into monday with a strong cold front in its 
wake. a 30.4 inch high is then forecast to build across the upper 
great lakes on monday, and the eastern great lakes through tuesday.


loz062-200300-
lake ontario open waters from the niagara river to hamlin beach-
403 pm edt thu mar 19 2026

.tonight...west winds 10 to 15 knots becoming southeast 10 knots
or less. waves 2 feet or less. 
.friday...southeast winds 10 to 15 knots becoming northwest 15 to
20 knots. snow and rain showers in the morning, then rain showers
early in the afternoon. a chance of rain showers late. waves 1 to
3 feet building to 3 to 5 feet. 
.friday night...north winds 15 to 20 knots becoming northwest
10 to 15 knots. waves 2 to 4 feet subsiding to 1 to 2 feet. 
.saturday...northwest winds 5 to 10 knots. waves around 1 foot. 
.saturday night...northeast winds 5 to 10 knots becoming east. a
chance of rain and snow showers overnight. waves around 1 foot. 
.sunday...east winds 10 to 15 knots becoming northeast and
increasing to 15 to 25 knots. rain and snow showers likely. waves
1 to 3 feet building to 5 to 7 feet. waves occasionally around
9 feet. 
.monday...north winds 15 to 25 knots becoming northwest. a chance
of rain and snow showers during the day. waves 3 to 6 feet
subsiding to 1 to 3 feet. 
.tuesday...west winds 10 to 15 knots increasing to 15 to
20 knots. waves 1 to 3 feet building to 3 to 5 feet. 

$$

fzus63 kdtx 191939
glflh 
expires:202603200400;;968947

open lake forecast for lake huron
national weather service detroit/pontiac mi
339 pm edt thu mar 19 2026

for waters beyond five nautical miles off shore on lake huron

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.

.synopsis...a weakening cold front and diffuse pressure pattern
dominate the great lakes today, followed by a compact clipper
that tracks through friday morning. weak high pressure on
saturday before a strong cold front sinks across the region with
gusty northeast wind on sunday. stronger high pressure follows on
monday with another cold front expected tuesday.


lhz361-362-200400-
lake huron from 5nm east of mackinac bridge to presque isle lt
beyond 5 nm off shore-
lake huron from presque isle light to sturgeon point mi beyond
5nm off shore-
339 pm edt thu mar 19 2026

.tonight...north winds 5 to 10 knots early in the evening
becoming light and variable...then becoming southeast 10 to
15 knots after midnight increasing to 15 to 20 knots. snow and
rain after midnight. waves 1 to 3 feet building to 3 to 5 feet
early in the morning. 
.friday...southeast winds 10 to 15 knots becoming east 5 to
10 knots in the late morning and early afternoon...then backing
to the 5 to 10 knots late in the afternoon. a chance of rain in
the morning. waves 3 to 5 feet. 
.friday night...west winds 5 to 10 knots. waves 1 to 3 feet. 
.saturday...west winds 5 to 10 knots backing to the south in the
late morning and early afternoon...then backing to the southeast
early in the afternoon. waves 2 feet or less. 
.saturday night...east winds 5 to 10 knots increasing to 10 to
15 knots in the late evening and overnight. a chance of snow in
the evening...then a chance of rain and snow after midnight.
waves 1 to 3 feet building to 3 to 5 feet after midnight. 
.sunday...east winds 15 to 20 knots becoming northeast 20 to
25 knots. a chance of snow. waves 6 to 9 feet. waves occasionally
around 12 feet. 
.monday...north winds 15 to 20 knots decreasing to 10 to 15 knots
in the late morning and early afternoon...then backing to the
northwest . waves 5 to 7 feet subsiding to 2 to 4 feet by
midnight. waves occasionally around 10 feet. 
.tuesday...south winds 15 to 20 knots increasing to 20 to
25 knots in the late morning and early afternoon...then becoming
southwest 15 to 20 knots early in the evening becoming west 20 to
25 knots by midnight. a chance of snow in the late morning and
early afternoon. waves 6 to 9 feet. waves occasionally around
12 feet. 

wave heights are for ice free areas.

$$

fzus63 kdtx 191939
glflh 
expires:202603200400;;968948

open lake forecast for lake huron
national weather service detroit/pontiac mi
339 pm edt thu mar 19 2026

for waters beyond five nautical miles off shore on lake huron

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.

.synopsis...a weakening cold front and diffuse pressure pattern
dominate the great lakes today, followed by a compact clipper
that tracks through friday morning. weak high pressure on
saturday before a strong cold front sinks across the region with
gusty northeast wind on sunday. stronger high pressure follows on
monday with another cold front expected tuesday.


lhz363-462>464-200400-
lake huron from sturgeon point to alabaster mi beyond 5nm off
shore-
lake huron from port austin to harbor beach beyond 5nm off shore-
lake huron from harbor beach to port sanilac beyond 5nm off shore-
lake huron from port sanilac to port huron beyond 5nm off shore-
339 pm edt thu mar 19 2026

.tonight...light and variable winds becoming east 5 to 10 knots
late in the evening...then becoming southeast 10 to 15 knots
after midnight increasing to 15 to 20 knots early in the morning.
a chance of rain after midnight. waves 1 to 3 feet building to
2 to 4 feet early in the morning. 
.friday...south winds 15 to 20 knots decreasing to 10 to 15 knots
late in the morning...then veering to the west early in the
afternoon veering to the northwest late in the afternoon. a
chance of rain in the morning. waves 3 to 5 feet. 
.friday night...north winds 10 to 15 knots becoming northwest
5 to 10 knots in the late evening and overnight. waves 2 to
4 feet subsiding to 1 to 3 feet in the late evening and
overnight. 
.saturday...west winds 5 to 10 knots backing to the southeast
early in the afternoon. waves 2 feet or less. 
.saturday night...east winds 5 to 10 knots becoming southeast
10 to 15 knots in the late evening and overnight. a chance of
rain and snow after midnight. waves 1 to 3 feet. 
.sunday...northeast winds 15 to 20 knots becoming north 20 to
25 knots late in the afternoon. a chance of snow. a chance of
rain. waves 5 to 7 feet building to 6 to 9 feet late in the
afternoon. waves occasionally around 12 feet. 
.monday...north winds 20 to 25 knots decreasing to 10 to
15 knots. waves 5 to 7 feet subsiding to 2 to 4 feet by midnight.
waves occasionally around 10 feet. 
.tuesday...south winds 15 to 20 knots becoming southwest 10 to
15 knots early in the evening...then becoming west 15 to 20 knots
by midnight. waves 5 to 7 feet. waves occasionally around
10 feet. 


$$